Skip to main content

Advertisement

Table 2 Characteristics of the overall population and of patients with or without recurrence

From: Surveillance for early stages of colon cancer: potentials for optimizing follow-up protocols

Characteristic Total Recurrence Non recurrence p value
Overall patients 196 11 (5.6) 185 (94.4)  
Gender
Male 117 (59.7) 5 (45.5) 112 (60.5) 0.356
Female 79 (40.3) 6 (54.5) 73 (39.5)  
Median age (range), years 70 (40–89) 71 (63–81) 70 (40–89) 0.262
ASA score
1 7 (3.6) 0 7 (3.8) 0.661
2 116 (59.2) 7 (63.6) 109 (58.9)
3 66 (33.7) 3 (27.3) 63 (34.1)
4 7 (3.6) 1 (9.1) 6 (3.2)
Tumor site
Right colon 83 (42.3) 2 (18.2) 81 (43.8) 0.009
Trasversum colon 17 (8.7) 0 17 (9.2)
Left colon 94 (48.0) 8 (72.7) 86 (46.5)
>1 location 2 (1.0) 1 (9.1) 1 (0.5)
T
1 10 (5.1) 0 10 (5.4) 0.772
2 56 (28.6) 3 (27.3) 53 (28.6)
3 121 (61.7) 7 (63.6) 114 (61.6)
4a 9 (4.6) 1 (9.1) 8 (4.3)
Stage
1 65 (33.2) 3 (27.3) 62 (33.5) 0.726
2A 122 (62.2) 7 (63.6) 115 (62.2)
2B 9 (4.6) 1 (9.1) 8 (4.3)
Grading
1 15 (7.7) 0 15 (8.1) 0.349
2 166 (84.7) 11 (100) 155 (83.8)
3 15 (7.7) 0 15 (8.1)
Lymph nodes retrieved
> = 12 153 (78.1) 6 (54.5) 147 (79.5) 0.066
<12 43 (21.9) 5 (45.5) 38 (20.5)
Vascular invasion
yes 9 (4.6) 2 (18.2) 7 (3.8) 0.083
no 187 (95.4) 9 (81.8) 178 (96.2)
Lymphatic invasion
yes 32 (16.3) 4 (36.4) 28 (15.1) 0.084
no 164 (83.7) 7 (63.6) 157 (84.9)
Growth
Infiltrative 108 (55.1) 7 (63.6) 101 (54.6) 0.784
Expansive 88 (44.9) 4 (36.4) 84 (45.4)
Lymphocyte infiltration
no 60 (30.6) 6 (54.5) 54 (29.2) 0.301
small 19 (9.7) 1 (9.1) 18 (9.7)
small-moderate 71 (36.2) 2 (18.2) 69 (37.3)
moderate 22 (11.2) 0 22 (11.9)
severe 24 (12.2) 2 (18.2) 22 (11.9)
Setting
 elective surgery 180 (91.8) 11 (100) 169 (91.4) 0.605
 emergency 16 (8.2) 0 16 (8.6)
Blood transfusions
 no 164 (83.7) 10 (90.9) 151 (81.6) 0.707
 yes 35 (16.3) 1 (9.1) 34 (18.4)
Fibrosis
10 100 (51.0) 3 (27.3) 97 (52.4) 0.054
20 28 (14.3) 2 (18.2) 26 (14.1)
30 22 (11.2) 2 (18.2) 20 (10.8)
40 12 (6.1) 1 (9.1) 11 (5.9)
50 12 (6.1) 0 12 (6.5)
60 8 (4.1) 0 8 (4.3)
70 11 (5.6) 2 (18.2) 9 (4.9)
80 3 (1.5) 1 (9.1) 2 (1.1)
90 0 0 0
100 0 0 0
Fibrosis grade
High (> = 50 %) 34 (17.3) 3 (27.3) 31 (16.8) 0.408
Low (<50 %) 162 (82.7) 8 (72.7) 154 (83.2)
Budding
High (> = 10 foci) 38 (19.4) 4 (36.4) 34 (18.4) 0.229
Low (<10 foci) 158 (80.6) 7 (63.6) 151 (81.6)
  1. Data are number of patients (%) or median (range) when specified